diff src/expl_util.sml @ 1425:139d019c7237

Syntactic sugar for grouping by variable numbers of columns
author Adam Chlipala <adam@chlipala.net>
date Thu, 17 Feb 2011 18:05:08 -0500
parents 0e554bfd6d6a
children 1aa9629e3a4c
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